Wave: All the offers you need to know about this year

Amadeus River Cruises The Austrian river cruise line is offering 10 per cent early booking discount across all 2018 departures, bookable until February 28.

Azamara Club Cruises The luxury line is offering 50 per cent off a second guest and free wi-fi on a selection of 2018 and 2019 voyages. The offer applies to new bookings made before February 28.

Carnival Cruise Line Every booking claimed through Carnival’s Loyalty Rocks Club (until February 28) will earn agents 15 points/£15. The top 20 bookers will also win a trip to Ibiza.

Celebrity Cruises Celebrity has teamed up with some of the familiar faces from Love Island, for its campaign. The best-performing agents will get to meet them when they hit the road in April – top sellers could win £500.

Cruise & Maritime Voyages The ex-UK specialist is giving you the chance to save up to 40 per cent on 2018 cruises (from January 1 to October 31) and are having an extra New Year Sale until January 31.

Emerald Waterways The river cruise line is giving you the opportunity to save up to £1,000 per person on 2018 European cruises, plus a £200 per person discount on balcony suites until January 31.

Fred Olsen Cruise Lines The smaller-ship line is giving guests the chance to choose between free drinks or free tours on select sailings as part of its wave campaign.

Fred River Cruises Agents can win a place on the Volga Dream in Russia if they make a booking on either the 27 May or 12 June departures before 28 May. Every booking (regardless of date) will win a £10 love2shop voucher.

Hurtigruten
The long-running Norwegian line is offering a classic round voyage from £1,158pp when sailing between April 1 and September 30. The deal – which means a £200 saving – is valid until March 31.

Marella Cruises
The Tui-owned line – recently rebranded from Thomson Cruises – is offering £100 off all sailings.

MSC Cruises The line is offering a complimentary all-inclusive package on Fantastica-experience bookings until February 28.

Norwegian Cruise Line
Book a Premium All Inclusive worldwide cruise of five days or longer before January 31 and customers will receive up to $500 per stateroom on board spend.

P&O Guests get extra on board spending money on every Select Price outside cabin, balcony or suite; low deposits of just 5% on Select Price bookings for outside cabins, balconies or suites on cruises of 35 nights and under plus great prices across a range of fare types. Until 5 March.

Royal Caribbean International Book before March 5 for Buy One Get One Half Price fares, plus 25 per cent off third and fourth guests on selected sailings departing between April 1, 2018 and December 31, 2018.

Scenic
Save up to 40 per cent on 2018 Europe river cruising, plus get free door-to-door chauffeur transfers on bookings made before February 15.

Uniworld
The river cruise line is offering 30 per cent off until February 15. Flights or Eurostar are included.

• For all the latest cruise news, including ship launches, fam trips, incentives and new hires, click here